How To Fix CL_SADL_GW_MDE_MSGX028 - Service CDS Entity & not available

SAP Error Message - Details

• Message type: E = Error

• Message class: CL_SADL_GW_MDE_MSGX - texts for parser

• Message number: 028

• Message text: Service CDS Entity & not available

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CL_SADL_GW_MDE_MSGX028 - Service CDS Entity & not available ?

  The SAP error message CL_SADL_GW_MDE_MSGX028 typically indicates that a Core Data Services (CDS) entity is not available in the context where it is being accessed. This can occur for various reasons, such as configuration issues, missing authorizations, or problems with the underlying data model.
  Causes:
  
  Entity Not Activated: The CDS entity may not be activated in the system.
  Authorization Issues: The user may not have the necessary authorizations to access the CDS entity.
  Transport Issues: The CDS entity may exist in a different system (e.g., development vs. production) and not have been transported correctly.
  Modeling Errors: There may be issues in the definition of the CDS view or its dependencies.
  Service Not Registered: The OData service associated with the CDS entity may not be registered or activated in the SAP Gateway.
  Namespace Issues: The entity might be in a different namespace that is not accessible in the current context.
  
  Solutions:
  
  Activate the CDS Entity: Check if the CDS entity is activated in the ABAP Development Tools (ADT) or transaction SE11. If not, activate it.
  Check Authorizations: Ensure that the user has the necessary authorizations to access the CDS entity. This can be done by checking the roles assigned to the user.
  Transport the Entity: If the entity exists in a different system, ensure that it has been properly transported to the current system.
  Review the CDS Definition: Check the definition of the CDS view for any errors or missing dependencies. Ensure that all referenced entities are also available.
  Register the OData Service: Use transaction /IWFND/MAINT_SERVICE to check if the OData service is registered and activated. If not, register and activate it.
  Check Namespace: Ensure that the namespace of the CDS entity is correctly configured and accessible in the current context.
  
  Related Information:
  
  Transaction Codes:
  
  SE11: Data Dictionary to check and activate CDS views.
  SE80: Object Navigator for checking the development objects.
  /IWFND/MAINT_SERVICE: To manage OData services.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address specific issues related to this error message.
  Documentation: Refer to the official SAP documentation for Core Data Services and OData services for more detailed information on how to work with these technologies.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or development team for further investigation.